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Module 6: Genetics, evolution and ecosystems
Quick questions on Cloning and biotechnology: micropropagation, fermenters and immobilised enzymes - OCR A-Level Biology A
5short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What are cloning plants?Show answer
A clone is a genetically identical copy. Plants clone naturally by vegetative propagation (for example runners, bulbs and tubers). Artificial cloning includes:
What are immobilised enzymes?Show answer
Immobilised enzymes are attached to or trapped in an inert support (beads, gels or membranes). Advantages:
What is q1?Show answer
State one advantage and one disadvantage of producing crop plants by micropropagation. [2 marks]
What is q2?Show answer
Explain why an industrial fermenter is stirred. [2 marks]
What is q3?Show answer
Name the phase of the microbial growth curve in which the number of cells produced equals the number dying. [1 mark]
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